Messages in this thread | | | Date | Mon, 6 Oct 2014 17:25:25 +0200 | From | Cornelia Huck <> | Subject | Re: [PATCH v2 04/15] virtio: defer config changed notifications |
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On Mon, 6 Oct 2014 18:10:55 +0300 "Michael S. Tsirkin" <mst@redhat.com> wrote:
> Defer config changed notifications that arrive during > probe/scan/freeze/restore. > > This will allow drivers to set DRIVER_OK earlier, without worrying about > racing with config change interrupts. > > This change will also benefit old hypervisors (before 2009) > that send interrupts without checking DRIVER_OK: previously, > the callback could race with driver-specific initialization. > > This will also help simplify drivers. > > Signed-off-by: Michael S. Tsirkin <mst@redhat.com> > --- > include/linux/virtio.h | 6 ++++++ > drivers/virtio/virtio.c | 57 +++++++++++++++++++++++++++++++++++++++++-------- > 2 files changed, 54 insertions(+), 9 deletions(-)
Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
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